🕶️ A view of its UI (on a dark theme) with in the center and on most of the UI the image of the game (in this case a flat surface with a model resembling a webcam, and in the background a mountainous area), and on the sides the dialog boxes, and on top of the screen the menus. 📚️ Open 3D Engine is a libre, multi-platform 3D game engine developed by the Open 3D Foundation from the Amazon Lumberyard engine (itself derived from the CryEngine). It allows the design of AAA quality games and cinema-quality 3D worlds. Its features include an extensible, multi-tasking photorealistic renderer, a 3D content editor, a character animation system, a physics engine, and a high-performance network layer. Its modular architecture based on components (the "Gems"), allows for great extensibility and support of user's cloud services.